1. The Medium Access Control Sublayer Chapter 4

2. The Channel Allocation Problem Static Channel Allocation in LANs and MANs Dynamic Channel Allocation in LANs and MANs

3. 1.Station Model. 2.Single Channel Assumption. 3.Collision Assumption. 4.(a) Continuous Time. (b) Slotted Time. 5.(a) Carrier Sense. (b) No Carrier Sense.

4. CSMA with Collision Detection CSMA/CD can be in one of three states: contention, transmission, or idle.

5. Ethernet Ethernet Cabling Manchester Encoding The Ethernet MAC Sublayer Protocol The Binary Exponential Backoff Algorithm Ethernet Performance Switched Ethernet Fast Ethernet Gigabit Ethernet IEEE 802.2: Logical Link Control Retrospective on Ethernet

6. Ethernet Cabling The most common kinds of Ethernet cabling.

7. Ethernet Cabling (2) Three kinds of Ethernet cabling. (a) 10Base5, (b) 10Base2, (c) 10Base-T.

8. Ethernet Cabling (3) Cable topologies. (a) Linear, (b) Spine, (c) Tree, (d) Segmented.

9. Ethernet Cabling (4) (a) Binary encoding, (b) Manchester encoding, (c) Differential Manchester encoding.

10. Ethernet MAC Sublayer Protocol Frame formats. (a) DIX Ethernet, (b) IEEE 802.3.

11. Switched Ethernet A simple example of switched Ethernet.

12. Fast Ethernet The original fast Ethernet cabling.

13. Gigabit Ethernet (a) A two-station Ethernet. (b) A multistation Ethernet.

14. Gigabit Ethernet (2) Gigabit Ethernet cabling.

15. Wireless LANs The 802.11 Protocol Stack The 802.11 Physical Layer The 802.11 MAC Sublayer Protocol The 802.11 Frame Structure Services

16. The 802.11 Protocol Stack Part of the 802.11 protocol stack.

19. The 802.11 MAC Sublayer Protocol (a) The hidden station problem. (b) The exposed station problem.

20. The 802.11 MAC Sublayer Protocol (2) The use of virtual channel sensing using CSMA/CA.

21. The 802.11 MAC Sublayer Protocol (3) A fragment burst.

22. The 802.11 MAC Sublayer Protocol (4) Interframe spacing in 802.11.

23. The 802.11 Frame Structure The 802.11 data frame.

24. 802.11 Services Association Disassociation Reassociation Distribution Integration Distribution Services

25. 802.11 Services Authentication Deauthentication Privacy Data Delivery Intracell Services

26. Broadband Wireless Comparison of 802.11 and 802.16 The 802.16 Protocol Stack The 802.16 Physical Layer The 802.16 MAC Sublayer Protocol The 802.16 Frame Structure

27. The 802.16 Protocol Stack The 802.16 Protocol Stack.

28. The 802.16 Physical Layer The 802.16 transmission environment.

29. The 802.16 Physical Layer (2) Frames and time slots for time division duplexing.

30. The 802.16 MAC Sublayer Protocol Service Classes Constant bit rate service Real-time variable bit rate service Non-real-time variable bit rate service Best efforts service

31. The 802.16 Frame Structure (a) A generic frame. (b) A bandwidth request frame.

32. Bluetooth Bluetooth Architecture Bluetooth Applications The Bluetooth Protocol Stack The Bluetooth Radio Layer The Bluetooth Baseband Layer The Bluetooth L2CAP Layer The Bluetooth Frame Structure

33. Bluetooth Architecture Two piconets can be connected to form a scatternet.

34. Bluetooth Applications The Bluetooth profiles.

35. The Bluetooth Protocol Stack The 802.15 version of the Bluetooth protocol architecture.

36. The Bluetooth Frame Structure A typical Bluetooth data frame.

37. Data Link Layer Switching Bridges from 802.x to 802.y Local Internetworking Spanning Tree Bridges Remote Bridges Repeaters, Hubs, Bridges, Switches, Routers, Gateways Virtual LANs

38. Data Link Layer Switching Multiple LANs connected by a backbone to handle a total load higher than the capacity of a single LAN.

39. Bridges from 802.x to 802.y Operation of a LAN bridge from 802.11 to 802.3.

40. Bridges from 802.x to 802.y (2) The IEEE 802 frame formats. The drawing is not to scale.

41. Local Internetworking A configuration with four LANs and two bridges.

42. Repeaters, Hubs, Bridges, Switches, Routers and Gateways (a) Which device is in which layer. (b) Frames, packets, and headers.

43. Repeaters, Hubs, Bridges, Switches, Routers and Gateways (2) (a) A hub. (b) A bridge. (c) a switch.

44. Summary Channel allocation methods and systems for a common channel.